Oxygen-generator.



ATBNTBD AUG."4,'1908..

j To :1U ummA 'it may concer-n.2. f

easily manipulated and-Which shall be 'so constructed that thegeneration is automatcasing av has supportedin it a vertical take-`loil' pipe. b' which is connected. with a. horizontal tap b passingthrough the Wall ofthe cas- .material through which the water mayseep,

' ixnn-BELTZER, or QUixoY,- iiAssiicHUsi-Lrrs .issioxon 'ro nxDtsfrRiALOXYGEN conl IiNY, EW YORK, i\'.*Y.,A CORPORATION OF lLLIXOIS. n

OXYGEN-GENERATOR. p

" i "Appiiaaoa'iiieaNvembef1,`isos. saisine. 343,601.' 4

. Bc it known thatl, ANDR BELTZR, a readily understood. -The lon'erendoftherecit-izen of the Republic of'iFrancefresiding at ce tacle f has apliiralitv Vof notches cto es- Quincy, inthe county of Norfolk and State'I of Massachusetts, have. invented certain newand useful Improvementsin Oxygen- Generators andI do-hereby decla-rc the following to be afull, clear, and exact description of the invention, such as -willenable others skilled in the art to which itappeltains to make and usethe same. l i' The object of .the` invention is to produce a neat,simple and reliable oxygen generator of the receptacle 'and thecylindrical casing. It will be observed that these openings arerestricted in size and are considerably. below .the level of thepartition 7i. f 'i The cover d is detachably secured toathe casing bythe spring clips [which have' suffiyet permit ready removal of the coverwith;

for medical purposes and -thc like, which out the unscrewing of any partor anv com? shall be' inexpensive to.manufacture and plicatedmanipulation. The cover is 'roically stopped when theconsuiuptionceases.

.-In' the drawing, which is a central vertical water level therein risesand falls. 1 i section of the generator, the outer cylindrical andsurround the vertical take-oit pipe b, is

mg and provided with a coc-k c. The cover d is proyided with a flange dwhich fits snugly between the chamber e and the auxiliary within theopen upper 'end of 'the cylindrical p casing, andthis cover carries theaxially ar- The operation is as followsz-Onc ormore ranged cylindricalgas collecting chamber e. blocks of oxylithe, the'nuniber depending 4Theoxygen generating. .material with u which the apparatus is intendcdto beused piJ is the compound disclosed. and claimed in U. S. Letters Patei9.,' Xo.-A 691,058, granted to (li-orge l1` .`.laiiber on January14,1902

chamber p.

within the gas collecting chamber by the compound is made in the form ofsmall square cakes which are indicated at q-in the receptacle 1I Thisreceptacle is detachably secured to the chaml.-

e bythebayonet joint n `which is provided witlia springclipo whichcarrying the receptacle f is put on and caught under the clips oxylithe.The oxygen which is thus vener.-

cngages the pin yn to lock it in place.- The ated collectedandpasses'through t e re stricted opening r into the auxiliary chamberreceptacle f extends'helmvthe chamber e' ta ilish communication betireenthe interior.

. An auxiliary chamber p adapted to iit oyer aced Within the.receptaclefresting On-the partition Ti.. This receptacle is thenattached "narran srii'rns `Parini@ OFFICE tions registerrin a'manner-'which will-,be f

G5 cient grip to prevent the lifting of the cover by the pressure of theaccumulated gas, and i vided with a vent -m to permit an e ua iza.' Ation of pressure within the cyluidrica4 casing outside of the gascollecting chamber as the `formed by securing a bent piece of inet-alpto the sule'of the chamber e andto the .cover a as shown, and arestricted orifice r is formed.

on the oxygen it is desired' to generate, are f bayonet `joint. Thecylindrical' casing is then s which compound is knownas oxylithe. Thisfilled about half full of `water, and the covor- The water immediately.y rises through the openings k and hpwitliin .Y the receptacle f andinto contact with the' quite or nearlyv to the botten of the casing a, pwhich is sealed at the bot-torn by Water.

tinucs.- 1f the cock c is closed, the pressure pressure is retained bythe' clips Z forces the "tacle fand the cylindrical casing are consi Ifthe cock is opened the oxygen passes out..` through the pipe b and thegeneration con.

of the gas accumulated in the chamber, which..

waterout of the receptacle f until it is below) :the-level of thepartition fi.. The' actihat i the openingsbetvfeen the interior of therecepf. loa j.

erably belowtlie partition h prevents the es- Y. i

and thel passage of the water may be regucape of the. gas below thelower edge of the lated by turningthesedisks toward or away chamber e.,and thus a'ords a water seal. As from a. position in which the\severalperforathe. oxylitlie is dissolved, the cakes drop 112- v'down to theVpartition h -until the oxylithe is entirely consumed, then the cover maybe the I removed, the liquid residue emptied, an

ap aratus pre ared for a further operation.` il Willbe o served that theap aratus is simple in arrangement, reliable, and in every way 'adapted,for general l se by medical rac- 'ti-tioners,and the like, and that itssimplicity l\\ also renders it inex ensivcto manufacture' i andconrmercially va uable.

What I claim is:- v 1. In a portable oxygen generator f for medicalpurposes and the like, a cylindrical Y casing, a vertical take-off pipesecured within said casing at one side thereof, and a horizon.- tal tapconnected to said pipe and extending through the wall of the casing, incombination with a vcover for the casing, a tube form' ing a gas,collecting chamber depending from I 20 the cover and open at its lowerend, areceptacledetachably secured to said tube, a partition saidreceptacle, water` passages through said partition, and a bent sheet oi`metal secured to one side of the said tube.

toform an auxiliary chamber adapted to rit -overthe vertical takeoffpipe when the cover is in ace, the Walls separating the gascollectingnamber from the auiriliarychamber having a restricted passage,substantially as described.-

.2. In a portable oxygen genepator for r medical-purposes and t e like,a casing; a flanged cover for said casing, spring clips adapted to holdthe cover to the casing, a gas collecting chamber depending from saidcover, a vent in said cover outside of the said chamber, a. receptacledetachably secured within said `.chamber by a bayonet joint, providedwith the spring cli vo, a hori- .40 zontal partition in said receptac e,adjustable Waterpessages through said partition, a vertical takeoff pipesecured Within the cylindrical casing at one side thereof, a hori--zontal ta connected with said pipe and extending through the wall ofthe casing, an

.auxiliary chamber attached to the cover at. one side of the gascollecting chamber and adapted to lit over the vertical take-0H pipe, Aand a restricted passa e between the said auxiliarycharnber an the gascollecting chamber, substantially as described. 3. In a portable oxygengenerator for -nedical purposes and t e. like, a casing, a cover forsaid casing, a as collecting chamber depending-from sai cover, areceptacle detachably secured within said chamber and extending belowthe lower end thereof, rcstricted openings in the walls of saidreceptacle below the gas collecting chamber,

B0 a. horizontal partition in said. receptacle above said openings,writer passages through' said partition, an auxiliaryJ chamber at one ia 595,331 d eide of the gas eollecting 'chamber a restricted passagelbetween 'said chambers, outlet connections 'i'im the auxiliary chamberand' a cock in said connections, substantially as described,"

4. ln a portable oxygen generator for Y t e medical purposes and like, acasing, a cover for `said casmg, agas collecting chamber open at thelower'end depending from said cover, a `receptacle secured to said lchamber in the lower end thereof, a perfo- 'rated partition yin saidreceptacle, concave perforated plates'swiveled above and below saidperforations, la stuffing of ervious material between the plates and t epartition, outlet connections from the gas collecting chamber and a cockin said connections, substantially'as described.

5. In 'a gas generating apparatus of the character described, a waterchamber, a re' ceptacle for the gas generating material hav- 'ing aperforated partition which separates it from tne water chamber, concaveperforated lplates'swiveled above and below the perforations in saidpartition,- a stuhng of pervious 4material between the plates and thepartition, a gas -collecting chamber with which the receptacleconununicates, and outlet connections from the gas collecting chamber,substantially as described.

6. InV a portable oxygen generator for medical purposes and the like, acylindrical casing a navinff the spring clips Z, and a vertical take-offmpe sup orted within the casing at one side thereo and having a lateraltap o' extending through the wall of the casing and rovided with a cock,in combine.- tion wit a flanged' cover for the casing 'which is engagedby the s ring xclips Z, a

cylindrical tube depending rom the cover and forming a gas-collectingchamber, ,a receptacle 7F said tube and extending below the lower endthereof, a perforated partition h within said receptacle, concaveperforated disks i. swiv eled on said partition above and below theperforations therein, and a stulling of pervious material between thelates and the partition, and a sheet of meta p secured to detachablyconnected to the' i one side of the depending tube to form an auxiliarychamber adapted to fit over the vertical takeoff pipe when the cover isin place, the wall separating tli'e gas collecting chamber from theauxiliary chamber having a restricted passage, substantially asdcscribed.

In testin1on3r whereof fallin. my signature, Y

'in presence of two witnesses.

' ANDRE BEL'IZER. lVitncsses:

WILLIAM Il. Davis,

Anc. TREADWELL, Jr.

